KR950016387A - 영상 디스플레이의 명료한 동적 범위를 증가시키기 위한 기술 - Google Patents

영상 디스플레이의 명료한 동적 범위를 증가시키기 위한 기술 Download PDF

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Publication number
KR950016387A
KR950016387A KR1019940032085A KR19940032085A KR950016387A KR 950016387 A KR950016387 A KR 950016387A KR 1019940032085 A KR1019940032085 A KR 1019940032085A KR 19940032085 A KR19940032085 A KR 19940032085A KR 950016387 A KR950016387 A KR 950016387A
Authority
KR
South Korea
Prior art keywords
data
transform
converter
pixel
sequencer
Prior art date
Application number
KR1019940032085A
Other languages
English (en)
Korean (ko)
Inventor
더블류. 마샬 스테픈
제이. 가브 로버트
Original Assignee
윌리엄 이. 힐러
텍사스 인스트로먼츠 인코포레이티드
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 윌리엄 이. 힐러, 텍사스 인스트로먼츠 인코포레이티드 filed Critical 윌리엄 이. 힐러
Publication of KR950016387A publication Critical patent/KR950016387A/ko

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/74—Projection arrangements for image reproduction, e.g. using eidophor
    • H04N5/7416—Projection arrangements for image reproduction, e.g. using eidophor involving the use of a spatial light modulator, e.g. a light valve, controlled by a video signal
    • H04N5/7458—Projection arrangements for image reproduction, e.g. using eidophor involving the use of a spatial light modulator, e.g. a light valve, controlled by a video signal the modulator being an array of deformable mirrors, e.g. digital micromirror device [DMD]
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/2007—Display of intermediate tones
    • G09G3/2044—Display of intermediate tones using dithering
    • G09G3/2048—Display of intermediate tones using dithering with addition of random noise to an image signal or to a gradation threshold
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/2007—Display of intermediate tones
    • G09G3/2044—Display of intermediate tones using dithering
    • G09G3/2051—Display of intermediate tones using dithering with use of a spatial dither pattern
    • G09G3/2055—Display of intermediate tones using dithering with use of a spatial dither pattern the pattern being varied in time
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/20—Circuitry for controlling amplitude response
    • H04N5/202—Gamma control
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2320/00—Control of display operating conditions
    • G09G2320/02—Improving the quality of display appearance
    • G09G2320/0261—Improving the quality of display appearance in the context of movement of objects on the screen or movement of the observer relative to the screen
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2320/00—Control of display operating conditions
    • G09G2320/10—Special adaptations of display systems for operation with variable images
    • G09G2320/103—Detection of image changes, e.g. determination of an index representative of the image change
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/2007—Display of intermediate tones
    • G09G3/2044—Display of intermediate tones using dithering
    • G09G3/2051—Display of intermediate tones using dithering with use of a spatial dither pattern
KR1019940032085A 1993-12-02 1994-11-30 영상 디스플레이의 명료한 동적 범위를 증가시키기 위한 기술 KR950016387A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US16063393A 1993-12-02 1993-12-02
US08/160633 1993-12-02

Publications (1)

Publication Number Publication Date
KR950016387A true KR950016387A (ko) 1995-06-17

Family

ID=22577712

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019940032085A KR950016387A (ko) 1993-12-02 1994-11-30 영상 디스플레이의 명료한 동적 범위를 증가시키기 위한 기술

Country Status (5)

Country Link
EP (1) EP0656616A1 (fr)
JP (1) JPH07231416A (fr)
KR (1) KR950016387A (fr)
CN (1) CN1119808A (fr)
CA (1) CA2137061A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100792591B1 (ko) * 2000-03-22 2008-01-09 톰슨 라이센싱 디스플레이 디바이스 상에 디스플레이하기 위한 비디오화상 데이터의 처리 방법 및 장치

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4067594B2 (ja) 1996-01-26 2008-03-26 テキサス インスツルメンツ インコーポレイテツド 信号変換回路および入力ワードのデジタル出力ワードへの変換方法
KR100440108B1 (ko) * 2000-01-14 2004-07-14 마츠시타 덴끼 산교 가부시키가이샤 신호 처리 장치
JP2004513396A (ja) * 2000-11-13 2004-04-30 コーニンクレッカ　フィリップス　エレクトロニクス　エヌ　ヴィ 画像表示のためのディザ方法及び装置
DE10161718B4 (de) * 2001-12-15 2016-07-21 Grundig Multimedia B.V. Verfahren und Vorrichtung zur Verbesserung der Bildqualität dunkler Bildbereiche bei einer digitalen Bildanzeige
US7098927B2 (en) 2002-02-01 2006-08-29 Sharp Laboratories Of America, Inc Methods and systems for adaptive dither structures
EP1387343B1 (fr) * 2002-07-30 2009-03-25 Thomson Licensing Méthode et dispositif de traitement de données video pour affichage sur un dispositif d'affichage
EP1387340A1 (fr) * 2002-07-30 2004-02-04 Deutsche Thomson-Brandt Gmbh Procédé et dispositif pour le traitement des données d'image vidéo pour un dispositif d'affichage
WO2004025126A2 (fr) * 2002-09-10 2004-03-25 Koninklijke Philips Electronics N.V. Procede et appareil de traitement d'un signal numerique
EP1439517A1 (fr) * 2003-01-10 2004-07-21 Deutsche Thomson-Brandt Gmbh Appareil et procédé de traitement de données vidéo destinées à être visualisées sur écran
KR20050069827A (ko) * 2003-12-31 2005-07-05 엘지전자 주식회사 플라즈마 표시 패널에서의 계조수 증가 방법
DE602005010927D1 (de) * 2004-03-18 2008-12-24 Lg Electronics Inc Plasmaanzeigevorrichtung und dazu geeignetes Verfahren zur Bildbearbeitung
JP2005321442A (ja) * 2004-05-06 2005-11-17 Pioneer Electronic Corp ディスプレイ装置のディザ処理回路
US7474316B2 (en) 2004-08-17 2009-01-06 Sharp Laboratories Of America, Inc. Bit-depth extension of digital displays via the use of models of the impulse response of the visual system
US7098801B1 (en) 2005-06-28 2006-08-29 Seagate Technology Llc Using bitmasks to provide visual indication of operational activity
KR100916904B1 (ko) * 2008-04-29 2009-09-09 삼성모바일디스플레이주식회사 평판 표시장치 및 그의 구동방법
CN101977281B (zh) * 2010-11-03 2012-11-28 中航华东光电有限公司 用于3d图像显示的抖动方法
US20120236021A1 (en) * 2011-03-15 2012-09-20 Qualcomm Mems Technologies, Inc. Methods and apparatus for dither selection
US9390690B2 (en) 2014-06-30 2016-07-12 Apple Inc. Refresh rate dependent dithering

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5598184A (en) * 1992-03-27 1997-01-28 Hewlett-Packard Company Method and apparatus for improved color recovery in a computer graphics system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100792591B1 (ko) * 2000-03-22 2008-01-09 톰슨 라이센싱 디스플레이 디바이스 상에 디스플레이하기 위한 비디오화상 데이터의 처리 방법 및 장치

Also Published As

Publication number Publication date
JPH07231416A (ja) 1995-08-29
CN1119808A (zh) 1996-04-03
CA2137061A1 (fr) 1995-06-03
EP0656616A1 (fr) 1995-06-07

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